f = open("../create_class_on_the_fly.py","r")
print(f)
f.close()

f = open("../test/Dict.py","r")
print(f)
f.close()


# 相当于java try resource 方式  不必关流

with open("../create_class_on_the_fly.py","r",encoding='utf-8') as f:
    print(f)
    print(f.read())